News tagged with performance

For better batteries, just add water

Lithium-ion batteries are now found everywhere in devices such as cellular phones and laptop computers, where they perform well. In automotive applications, however, engineers face the challenge of squeezing ...

Jul 04, 2013 4.6 / 5 (26) 3 | with audio podcast

Why lithium-ion-batteries fail

Materials in lithium ion battery electrodes expand and contract during charge and discharge. These volume changes drive particle fracture, which shortens battery lifetime. A group of ETH scientists together ...

Oct 17, 2013 4.6 / 5 (24) 0 | with audio podcast

New class of industrial polymers discovered

(Phys.org) —Scientists from IBM Research have successfully discovered a new class of polymer materials that can potentially transform manufacturing and fabrication in the fields of transportation, aerospace, ...

May 15, 2014 5 / 5 (20) 2

NVIDIA helps spark 64-bit ARM systems for HPC

(Phys.org) —NVIDIA could not have chosen a better venue for a chosen target: The International Supercomputing Conference, running to June-26 in Leipzig, Germany, is where NVIDIA took center stage, to demonstrate ...

Jun 23, 2014 4.7 / 5 (17) 0 weblog

A new era for atomic clocks

A revolution is under way in timekeeping. Precision timekeeping based on atomic clocks already underpins much of our modern technology—telecommunications, computer networks and satellite-based positioning ...

Feb 05, 2014 5 / 5 (10) 1 | with audio podcast